Isoir伊苏瓦尔ISOabbr.国际标准化组织(=International Standards Organization)isobaric period等压时间isodynamic line等磁力线,等力线isolating layer隔离层isopolymorphism同多形现象, 等(同质)多晶型现象isoviolanthronen.异蒽酮紫(异宜和蓝酮；红光还原紫)isopentyl ester异戊酯isoamyl nitrite亚硝酸异戊酯,亚硝酸戊酯isoambrettoliden.异黄葵内酯isoendomorphism等自同态isoangelic acid异当归酸